VDB-146143 · CVE-2019-13157 · GCVE-0-2019-13157

NAVER Vaccine 2.1.4 nsz Archive nsGreen.dll path traversal

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in NAVER Vaccine 2.1.4. This affects an unknown function in the library nsGreen.dll of the component nsz Archive Handler. This manipulation causes path traversal. This vulnerability appears as CVE-2019-13157. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in NAVER Vaccine 2.1.4. Affected by this vulnerability is an unknown code in the library nsGreen.dll of the component nsz Archive Handler. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect integrity, and availability. The summary by CVE is:

nsGreen.dll in Naver Vaccine 2.1.4 allows remote attackers to overwrite arbitary files via directory traversal sequences in a filename within nsz archive.

The weakness was presented 11/22/2019 (Website). It is possible to read the advisory at cve.naver.com. This vulnerability is known as CVE-2019-13157 since 07/02/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

NAVER

Name

Vaccine

Version

2.1.4

CPE 2.3info

🔍

CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/02/2019 🔍
11/22/2019 +143 days 🔍
11/23/2019 +1 days 🔍
11/23/2019 +0 days 🔍

Sourcesinfo

Advisory: cve.naver.com
Status: Not defined

CVE: CVE-2019-13157 (🔍)
GCVE (CVE): GCVE-0-2019-13157
GCVE (VulDB): GCVE-100-146143

Entryinfo

Created: 11/23/2019 09:11
Updated: 11/23/2019 09:16
Changes: 11/23/2019 09:11 (38), 11/23/2019 09:16 (17)
Complete: 🔍
Cache ID: 216::103